Technically is called the alimentary canal, the digestive tract consists of the organs that perform the main functions of the digestive system: ingestion, digestion, absorption, and excretion. The organs of the digestive tract are the: mouth, esophagus, stomach, small intestine, colon (large intestine), rectum and anus.
Official Announcement. The Postal Service will issue a 37-cent Love Bouquet special stamp in one design in a pressure-sensitive adhesive (PSA) convertible booklet of 20 stamps (Item 673600), on February 18, 2005, in Atlanta, Georgia.
The United States Postal Service introduced the Forever Stamp in April 2007. According to the USPS, these are non-denominated stamps because you can use them to mail letters weighing one ounce or less, regardless of the current postal rate. You can also use the forever stamp for international mail.